Home / 102,321.68-141,273.52-64,097.04

Finding the Fourth Proportional to 102,321.68, 141,273.52 and 64,097.04

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Solution

The fourth proportional to 102,321.68, 141,273.52 and 64,097.04 is: 88,497.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,321.68 : 141,273.52 = 64,097.04 : x
  2. Step 2: Convert to fraction form
    102,321.68/141,273.52 = 64,097.04/x
  3. Step 3: Cross multiply
    102,321.68x = 141,273.52 × 64,097.04
  4. Step 4: Simplify right side
    102,321.68x = 9,055,214,462.38
  5. Step 5: Solve for x
    x = 9,055,214,462.38/102,321.68
  6. Step 6: Final answer
    x = 88,497.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.